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SGC SG-2000 Manual Download Page 173

  

    

SG-2000 MANUAL

 

166

 

 

The SGC Building,  13737 S.E. 26th St.  Bellevue, WA. 98005 USA

 

©1995, SGC, Inc. 

   

   

    TEL: (206) 746-6310             FAX: (206) 746-6384

 

G

H

Test Area

Note

±20 %

±20 %

103

Rx

150 mVpp

150 mVpp

104

Rx

150 mVpp

150 mVpp

104

Tx

120 mVpp

70 mVpp

105

Tx

1.2 Vpp

600 mVpp

106

Tx

1.1 Vpp

520 mVpp

107

Tx

70 mVpp

50 mVpp

108

Tx

0.0 mVpp

0.0 mVpp

109

Tx

1.1 Vpp

600 mVpp

110

Tx

110 mVpp

70 mVpp

110

Rx

165 mVpp

165 mVpp

111

Tx

210 mVpp

100 mVpp

111

Rx

4.0 Vpp

4.0 Vpp

112

Rx

95 mVpp

95 mVpp

113

Rx

900 mVpp

900 mVpp

113

Tx

50 mVpp

30 mVpp

114

Rx

1.1 Vpp

1.1 Vpp

114

Rx, A3J

90 mVpp

50 mVpp

114

Tx, A3H, No Mic

60 mVpp

30 mVpp

114

Tx, A3A, No Mic

30 mVpp

20 mVpp

115

Tx, A3J

2.8 Vpp

2.0 Vpp

201

Rx

1.0 Vpp

1.0 Vpp

201

Tx

160 mVpp

80 mVpp

202

Rx

700 mVpp

700 mVpp

202

Tx

650 mVpp

340 mVpp

205

Rx

225 mVpp

225 mVpp

208

Rx

80 mVpp

80 mVpp

208

Tx

300 mVpp

150 mVpp

209

Tx, A3H

200 mVpp

200 mVpp

210

A3H

590 mVpp

590 mVpp

211

Tx

870 mVpp

460 mVpp

212

Rx

235 mVpp

235 mVpp

215

Rx, A3J

3.8 Vpp

3.8 Vpp

217

Tx

300 mVpp

150 mVpp

218

Tx

515 mVpp

220 mVpp

 

 

 

AC Voltage Peak-to-Peak 

Summary of Contents for SG-2000

Page 1: ...ansceiver Operations and Programming Manual Revised Oct 1995 CAUTION Carefully read the Quick Start yellow card packed with your radio and the Operating the SG 2000 section of this manual beginning on...

Page 2: ...ernal Accessories 5 2 0 Unpacking 7 3 0 History of the SG 2000 8 4 0 About the SG 2000 10 4 1 Receiver Signal Path 10 4 2 Transmitter Signal Path 11 4 3 Control Circuits 12 4 4 Control Heads 13 4 5 SG...

Page 3: ...SG 2000 MANUAL ii The SGC Building 13737 S E 26th St Bellevue WA 98005 USA 1995 SGC Inc TEL 206 746 6310 FAX 206 746 6384...

Page 4: ...0 2 AC Power Supplies 31 10 3 Transformer Rectifier Supplies 31 10 4 Mobile Power Supplies 32 10 5 Solar Powered Chargers 33 11 0 Antenna Systems 34 11 1 Antenna Wire Size 35 11 2 Near Vertical Incide...

Page 5: ...ol Head Wiring 85 16 2 Short Haul Modems Auto Answer Devices 86 16 3 Line of Demarcation 86 16 4 Auto Answer Devices 87 16 5 Computer Networks Serial Control 87 17 0 External Software 88 17 1 RS 232 S...

Page 6: ...SG 2000 MANUAL v The SGC Building 13737 S E 26th St Bellevue WA 98005 USA 1995 SGC Inc TEL 206 746 6310 FAX 206 746 6384 20 0 Answers to Frequently Asked Questions 108...

Page 7: ...Oven Switch 116 21 13 Alarm Generator 116 21 14 Master Oscillator with Oven 117 21 15 Crystal Oven 117 21 16 Output Low Pass Filters 118 21 17 Automatic Level Control 118 21 18 Modulation Characterist...

Page 8: ...selected range of frequencies Scan dwell time Adjustable from 1 to 40 seconds Frequency scan dwell 1 to 1 second Channel dwell time 2 to 40 seconds Transmitter frequency range 1 6 to 30 MHz Receiver f...

Page 9: ...Black Front panel Splash proof removable and may be mounted remotely 1 2 Transceiver Power Requirements Nominal 13 6 VDC 0 8A RX 16A TX voice Full specification compliance 11 5 VDC Full operation 10 5...

Page 10: ...tts CW see page 5 Sideband suppression Better than 50 dB at 1400 Hz Harmonic suppression Better than 63 dB see page 5 Carrier suppression A3J Better than 55 dB Carrier level A3H 3 dB A3A 16 dB Noise s...

Page 11: ...WA 98005 USA 1995 SGC Inc TEL 206 746 6310 FAX 206 746 6384 Access and recall Of all transceiver functions except audio Software SG 2000 for DOS Supplied with C language source code System software D...

Page 12: ...imPak 1 less in height Weight 5 4 kg 12 lbs 1 8 Standard Features Full remote control up to 8 stations Upper or lower sideband select A3A A3H and A3J select Emergency 2182 direct select Standard Head...

Page 13: ...ower supply for base station unregulated PS 35 power supply for base station regulated Standard mounting tray Shock mounting tray for high vibration installations Battery cable External speaker CW tel...

Page 14: ...SG 2000 MANUAL 7 The SGC Building 13737 S E 26th St Bellevue WA 98005 USA 1995 SGC Inc TEL 206 746 6310 FAX 206 746 6384 Under ambient temperature and normal load conditions...

Page 15: ...nd all circuits before touching them 2 Do not service or adjust equipment when alone Under no circumstances should you reach into live equipment for the purposes of adjustment or servicing unless ther...

Page 16: ...d practice to secure a cover over the LCD Small scratches in the face plate of the LCD may be removed with Plexiglas cleaner such as is used to clean aircraft windows The SG 2000 should be closely ins...

Page 17: ...reliable yet flexible communications platform which would be suited to multiple control point operation and would allow complete computer control if desired This was done after a careful study of eme...

Page 18: ...para military and military markets The result of the design effort is the SG 2000 the world s first truly computer directed civilian radio Many of the attributes of the SG 2000 can be found in very ex...

Page 19: ...baud Serial Bus Audio wiring at 600 ohms plus To additional heads 8 maximum One control head may be attached to the SG 2000 RF unit Up to seven others may be located up to 50 meters away from the RF...

Page 20: ...SG 2000 MANUAL 13 The SGC Building 13737 S E 26th St Bellevue WA 98005 USA 1995 SGC Inc TEL 206 746 6310 FAX 206 746 6384 capture of signals in all modes...

Page 21: ...tor where the head plugs into the rear panel of the radio Inside the radio the audio signal is shaped and amplified It is turned into an AM signal which is then processed to remove the desired amount...

Page 22: ...is a microprocessor controlled radio Each of the control heads has a microprocessor and talks to the microprocessor in the radio unit using the RS 422 communications protocol This means that the cont...

Page 23: ...e and to keep the radio highly resistant to water and dust two of the worst enemies of electronic equipment The LCD which displays the frequency is the largest available on a radio of this type The sp...

Page 24: ...6 746 6310 FAX 206 746 6384 The last jack J505 is used for connecting an external speaker This is also the most common connection for the Weatherfax In addition just to the right of the U bracket is a...

Page 25: ...remote mobile heads are designed to be used in conjunction with the SG 2000 They have simplified control functions and a much smaller footprint They include the basic version the aircraft version the...

Page 26: ...d time The additional cooling systems may be ordered by users who anticipate extended key down operations including differential GPS ALE SITOR AMTOR RTTY and other data modes or plan to subject the SG...

Page 27: ...develop on long cable runs and will assure peak radio performance 7 2 Control Head Placement One of the advantages of SG 2000 PRC 2250 MIL ownership is that control heads may be placed anywhere withi...

Page 28: ...lations require a different approach The danger here is not vibration but shrapnel The most common methods used are either to bury the cable in a trench one half meter deep or if the ground is hard or...

Page 29: ...dio source on and off This is necessary because the external audio input feeding the SG 2000 is an unswitched bridge In order to avoid transmitting a microphone and line input signal via J301 at the s...

Page 30: ...ft There is an exception however Stations operating under the auspices of the U S military and stations in the Military Affiliate Radio System MARS are exempt from the licensing requirements of the F...

Page 31: ...D C 20036 0352 Their phone number is 202 463 7323 There is a charge for this publication Amateur ham radio may not be used for the conduct of business and the operator of the radio station is also lic...

Page 32: ...al installation information and pin outs Control head installation and remote kits General comments on power supplies and antennas Specific mobile installation notes Specific marine installation sugge...

Page 33: ...outs of the external coupler jack and the Audio Input Output jack are listed below These may also be found in the SG 2000 Technical Reference in appropriate schematics 9 2 External Coupler Installatio...

Page 34: ...Duty Ratings If you are planning to use your radio for intermittent voice communications continuous duty ratings are of no consequence However if you are planning to transmit for long periods of time...

Page 35: ...2 90 Rack mount kit for SG 2000 has fans built in and is also suited for continuous duty operation Field installation instructions for the rack mount follow Note If you are using your SG 2000 in conti...

Page 36: ...5 Unplug control head cable connector 10 position from rear panel 6 Remove control head as follows a Remove two 6 Philips Flathead screws from either side panel located towards front of radio b Remov...

Page 37: ...s from which the screws were removed in steps B and C above e Replace four 4 Philips Head microprocessor assembly mounting screws with the four shorter threaded stand offs SGC part 965 908 supplied f...

Page 38: ...SG 2000 MANUAL 31 The SGC Building 13737 S E 26th St Bellevue WA 98005 USA 1995 SGC Inc TEL 206 746 6310 FAX 206 746 6384 to front panel...

Page 39: ...is item may be installed in the field through the following procedure 9 6 Remote Head Kit Installation Part No 04 12 As supplied the SG 2000 comes with a control panel attached to the front of the rad...

Page 40: ...move it from the radio body 6 Remove control head cable from wire race in radio body Remove external speaker jack feed Note External speaker jack only functions if a head is attached to SG 2000 body 7...

Page 41: ...l heads may be added to the SG 2000 via the 10 pin connector located under the protective cover on the rear panel of the radio In the event more than one additional control head is desired a junction...

Page 42: ...tached to the units using standard connectors at each end In this manner the length of the control cable may be easily changed Carefully unplug the existing cable assembly from the control head and ra...

Page 43: ...abling from the power supply to the radio to minimize voltage drop This drop occurs because wire is not a perfect conductor of electricity The longer the distance between a power supply and a radio th...

Page 44: ...xpensive and not as cost effective as a transformer rectifier type power supply 10 3 Transformer Rectifier Supplies Transformer rectifier power supplies are by far the most reliable available They are...

Page 45: ...iggest problem you will run into will be noise While noise sources are easily found in fixed locations in the mobile environment including marine applications noise sources may vary depending on engin...

Page 46: ...Not much needs to be said about solar charging systems except that good design practice needs to be followed to provide operation under all conditions which are expected to be encountered The most cri...

Page 47: ...f wavelength is 46 8 feet and a quarter wavelength is 23 4 feet By the same token a broadcast station at 1 MHz 1000 KHz has a quarter wavelength of 234 feet while a quarter wavelength at 100 MHz in th...

Page 48: ...he metal of a vehicle which is acting as a mirror The counterpoise must be larger than the antenna or the system will not radiate effectively If you are ever working on an HF radio and you get RF bite...

Page 49: ...antennas on low frequencies and quad type loops on the higher HF frequencies 11 2 Near Vertical Incidence Skywave Not all HF SSB work is done at transcontinental or intercontinental range There is oft...

Page 50: ...ence doesn t agree with that point of view High impedance feedlines worked so well in the old days because tube type transmitters had a final amplifier impedance of between 5 000 and 10 000 ohms Match...

Page 51: ...enna coupler will make only a modest improvement in the transfer of energy If the SWR exceeds 2 to 1 however the results can be dramatic from this one piece of equipment One of the problems with earli...

Page 52: ...d top loaded mobile whip antennas which present close to a 50 ohm match to the antenna lead Although it is tempting to use both a coupler and a center loaded antenna the center loading element of a lo...

Page 53: ...es at about 10 MHz This means that on lower frequencies those under 20 MHz or so the SG 303 will vastly outperform a conventional 9 foot whip Chalk up several more dB for QMS 6 Some hams use the so ca...

Page 54: ...the other side will be connected to the hot antenna lead at the insulator A variation on the J antenna is something called a shunt fed antenna like a towel bar it is used by some of our clients on air...

Page 55: ...a massive memory Information on 744 channels may be programmed and the major difference between the SG 2000 memory and other radios is that the SG 2000 uses a more complicated memory table While most...

Page 56: ...band edges which are also included User Memory refers to the user definable positions which you should think of as channels 1 through 99 Scan Bank refers to one of up to six banks of up to 10 channels...

Page 57: ...y Channel 6A would be ITU channel number 650 on a simplex frequency of 6215 0 KHz This is also the 6 MHz band Distress frequency Similarly channel 4B would be 4146 0 KHz the second simplex frequency o...

Page 58: ...operly shielded dummy load Otherwise authorities such as the U S Coast Guard may begin a search effort Increase Volume Press Up Arrow to increase or Down Arrow to decrease volume Clarifier Press CLAR...

Page 59: ...39205 FREQ 1 FREQ 38153 PRGM NOTE The 1 key toggles selection of LSB or USB in this example Increment Frequency Press FREQ then Up Arrow or Down Arrow Change Frequency Step Press SHIFT FUNC FREQ then...

Page 60: ...Off Press 7 enter of remote head desired or 7 0 for all heads 20 dB Attenuator On Off Press 8 Observe front panel display changes Power High Low Press 9 Observe HI PWR or LO PWR flag on LCD SHIFT FUN...

Page 61: ...if dashes displayed press CHAN again then Up Arrow or Down Arrow Scan Rate While Scanning Press SHIFT FUNC SCAN Up Arrow or Down Arrow 8 bars Fastest 1 bar Slowest Scan by Scan Bank s Press SCAN if fr...

Page 62: ...l the AT T Marine Operator on ITU Channel 401 It s easy to call the POWER To turn on the radio Marine Operator CHAN Until 4 dashes appear 4 0 3 Channel number desired CHAN To execute channel change Ha...

Page 63: ...SG 2000 MANUAL 56 The SGC Building 13737 S E 26th St Bellevue WA 98005 USA 1995 SGC Inc TEL 206 746 6310 FAX 206 746 6384...

Page 64: ...Top half of display PRGM Upper left corner of display This indicates when the radio is in the Program mode This mode is used to make permanent or temporary changes to the memories of the SG 2000 Thin...

Page 65: ...reporting tuned system TND if the 20 dB receive attenuator is active ATT and if the optional noise blanker NB is active REFER TO DRAWING PAGE 43 Left to Right Bottom Half of Display Timer Lower left...

Page 66: ...indicates whether the transmitter is in the high or low power mode High power output is 150 watts PEP on SSB and 150 watts CW while low power is 50 watts PEP and CW output Red LED s These two red lig...

Page 67: ...oard functions beginning with the top row of buttons and working left to right SHIFT FUNC Pressing this key accesses the alternate key functions which are screened on the front panel of the SG 2000 PR...

Page 68: ...carrying voice information No power is wasted by transmitting a carrier 3 A3A Single Sideband with pilot carrier This mode has a 4 pilot carrier reinsertion This is commonly used among public shore s...

Page 69: ...t used under wide spectrum digital protocols The PRC 2250 MIL is supplied standard with the ALE modification selected by the internal jumper SQL The squelch is used to block non voice reception e g at...

Page 70: ...fore reduce power consumption from the supply battery This feature is recommended to save the life of the battery and is useful when using the SG 2000 under sail or when solar and other power sources...

Page 71: ...uilding 13737 S E 26th St Bellevue WA 98005 USA 1995 SGC Inc TEL 206 746 6310 FAX 206 746 6384 day on 2 5 5 10 15 and 20 MHz providing time of day storm warnings and navigation aid updates including t...

Page 72: ...he operating frequency of the radio If an arrow button is depressed and held down the SG 2000 will begin tuning in discrete steps as small as 100 Hz or as large as 5 KHz until the button is released o...

Page 73: ...banks at a pre determined rate This scan rate may be changed at any time using the SHIFT FUNC RATE keys If the squelch is on during the scan routing scanning will pause on a squelch break If there is...

Page 74: ...ting via the bar graph portion of the display Widely fluctuating readings of either the FWD or SWR when in the CW transmit mode usually indicate problems such as an improperly tuned antenna or a fault...

Page 75: ...uator can be programmed by means of this function and mode Clock Date The current time or date can be entered by means of this function Timer The Timer function allows the unit to power itself on or o...

Page 76: ...you do not do this the frequency will not be standard and off frequency operation may be noticed Failure to allow the oven to come up to temperature may result in operation on an improper frequency P...

Page 77: ...the use of the Telex mode you must change the mode to Telex before attempting to change to a SITOR channel This feature is incorporated into the SG 2000 s software programming to prevent accidental en...

Page 78: ...rement in the desired direction UP or DOWN in steps of 1 100 Hz 5 1 3 and 5 KHz The size of the step is set by the Change Frequency Scan Step procedure described on page 69 Frequency Change Direct Ent...

Page 79: ...he ITU High Seas voice channels use relatively small frequency differences of under 1 MHz the SG 2000 may be operated with any difference desired For example if you wanted to transmit on 2 MHz and lis...

Page 80: ...of the CW station this may be done with the clarifier You will be able to adjust the note between 400 and 1600 Hz SPECIAL NOTE Do NOT use the SG 2000 on CW in the LO PWR mode If you desire to operate...

Page 81: ...nter the transmit frequency 4 Press the PRGM button to enter the information into memory Deleting Errors in Entry In the event an error is made entering information press the SHIFT FUNC button and the...

Page 82: ...y programmed the display will show four dashes to indicate it is empty 4 If the file is empty as indicated by four dashes enter the desired channel number 5 Press the Up arrow to proceed to next file...

Page 83: ...ned in an earlier section For the purpose of this discussion let s suppose that you have put 3900 KHz LSB into Channel 22 and 4000 KHz into Channel 23 1 Press PRGM 2 Press SCAN 3 Press CHAN Display wi...

Page 84: ...it 9 Press SHIFT FUNC 10 Press 7 the delete key in the SHIFT FUNC mode 11 Press PRGM to execute the function and exit the programming mode Scan by Channels 1 Press SCAN 2 Press CHAN If dashes appear p...

Page 85: ...he function 4 Press the SCAN button again to begin scanning 5 To change the direction of the scan or to step through the scan banks press the Up or Down arrow 6 To allow the pause on detection press t...

Page 86: ...s d 1 channel per 5 seconds e 1 channel per 2 seconds f 1 channel per second g 2 channels per second h 5 channels per second 4 This function will automatically time out after four seconds Change Frequ...

Page 87: ...n arrow to program off time or PRGM to end Program Time ON Frequency 1 Press the PRGM button 2 Press the 5 or TIMER button 3 Press the FREQ button 4 Type in frequency desired 5 Press the FREQ key for...

Page 88: ...SG 2000 MANUAL 81 The SGC Building 13737 S E 26th St Bellevue WA 98005 USA 1995 SGC Inc TEL 206 746 6310 FAX 206 746 6384 1 Press CLOCK DATE...

Page 89: ...six digits for date desired in the format MM DD YY 4 Press the PRGM button Attenuator To turn 20 dB Attenuator on or off Press the 20 dB ATTN button Power HI LO To change output power level Press the...

Page 90: ...SHIFT FUNC button 2 Press the CHAN button 3 Press Up or Down arrows to step through available levels Noise Blanker To turn noise blanker on or off optional 1 Press the SHIFT FUNC button 2 Press the 4...

Page 91: ...nowledgeable about direct entry of frequencies is aboard In this way the persons aboard the vessel who might need to operate the SG 2000 in an emergency need only be taught how to call for help on the...

Page 92: ...lities for all frequencies You will be able to demonstrate that it will not transmit on unau thorized frequencies Transmit Frequency Monitor To preview the transmit frequency when operating in the sem...

Page 93: ...encounter shocks at 1 per second or greater rates depending on sea state and mission This requires shock mounting To estimate whether a shock mounting is required in a particular installation multipl...

Page 94: ...pecially important to keep the antenna wire from the SG 230 SG 235 coupler as short as possible to the external mobile antenna the SG 303 is recommended Because the hot wire off the antenna coupler te...

Page 95: ...here the axle shaft is insulated from the wheel Commercial brush kits are available to resolve this condition should it be encountered 7 Don t assume that your vehicle bumpers are made of metal Automo...

Page 96: ...voltage wiring for ignition spark plugs which causes a small amount of radio frequency energy to be transmitted each time the cylinder fires So on an eight cylinder car which is running at 3 000 RPM...

Page 97: ...park will also be delayed because the capacitor which you use will slow the rise time of the spark pulse With too much capacitance the spark voltage may drop from 20 000 volts to 5 000 volts which isn...

Page 98: ...on In the event that you need to disconnect one end of the control head wiring in order to route cable please disconnect the female plug end Disassembly of the control head to remove wires from the co...

Page 99: ...f you are dealing with an aluminum hull that corrosion is a constant enemy The best connections are welded to the aluminum and cleaned frequently because aluminum tends to corrode in the presence of d...

Page 100: ...SG 2000 MANUAL 93 The SGC Building 13737 S E 26th St Bellevue WA 98005 USA 1995 SGC Inc TEL 206 746 6310 FAX 206 746 6384...

Page 101: ...ition we recommend placing the lower insulator as close to the deck as possible and covering the exposed backstay with a piece of small diameter plastic pipe or a slip on shroud cover to prevent risk...

Page 102: ...ons Supplies power for High Seas Direct Unit Pin Item 1 Live 12 24 volts DC 2 Earth Ground 3 Ground 2 Modem RS 232 DB 9 Connector Provides connection to serial devices Pin Item 1 DCD 2 RX data 3 TX da...

Page 103: ...Direct Handset Pin Item 1 Common mic 2 PTT In 3 Mic In 4 Audio Out 5 Scrambler activate 6 Ground PTT Audio Modem to Radio Connections High Sea Direct Modem SG 2000 SSB Transceiver Radio Port J301 Rea...

Page 104: ...rate the SG 2000 under control of the RS 232 software supplied by SGC please refer to the Accessories and Software portions of this manual for additional information ALE and serial control as applicab...

Page 105: ...0 series radios to make clear from the outset of design and installation that the responsibility of SGC is to provide the highest quality radios available However the responsibility of SGC does not ex...

Page 106: ...le for your telephone switch If you are using leased or dedicated pairs of phone lines for the circuit such as at a remote site you may wish to construct a simple auto answer circuit yourself if one c...

Page 107: ...SG 2000 MANUAL 100 The SGC Building 13737 S E 26th St Bellevue WA 98005 USA 1995 SGC Inc TEL 206 746 6310 FAX 206 746 6384 details of ALE adaptive HF controllers and serial port communications...

Page 108: ...control of the popular SG 2000 all band solid state HF transceiver Because of its advanced design the SG 2000 may be configured to support any combination of up to eight computers and control heads Th...

Page 109: ...ible computer operating with DOS versions 3 0 or greater and one free RS 232 port available as COM1 or COM2 If you have questions about the availability of these ports contact your computer hardware v...

Page 110: ...re in some other drive by typing A enter The computer will respond with the following prompt A Now type install enter You will be prompted through the installation process In the event you do not wish...

Page 111: ...SG 2000 MANUAL 104 The SGC Building 13737 S E 26th St Bellevue WA 98005 USA 1995 SGC Inc TEL 206 746 6310 FAX 206 746 6384 software without written authorization from SGC...

Page 112: ...ke sure you have logged onto the drive containing the SG 2000 software B PROBLEM When I type SGC and enter the computer flashes a message Communications not established please check con nections and t...

Page 113: ...W TX FREQUENCY E CHANGE MODE J MENU 2 Radio operating parameters are displayed as follows Operating channel ___________________Upper left corner Receive Frequency ___________________Upper left corner...

Page 114: ...s may be selected independently if desired C Program Radio Functions Press C and the software will present a sub menu which will prompt you to enter specific information as follows Program Sub Menu A...

Page 115: ...you will be asked to confirm this selection before the transmission is implemented H 2182 Emergency Pressing H will automatically transfer you to the 2182 KHz emergency channel This selection will not...

Page 116: ...o block any and all unwanted intermittent noise pulses If the optional noise blanker has been installed C Power meter mode This selection toggles between FWD power and SWR D Power level This selection...

Page 117: ...red Scan Bank to program B Timer The following sub menu is presented to allow you to program the radio to wake up at a preset time and operating in any specified mode Program Timer Menu A SET ON OFF T...

Page 118: ...C TX FREQUENCY 0 0 C SIDE BAND USB D ATTENUATOR First enter the desired channel you wish to program Select the desired parameter by depressing the corresponding letter Enter the receive and transmit f...

Page 119: ...struct a cable assembly to connect an SG 2000 to a computer using either variation The figure above graphically represents the connections needed between a 9 pin male connector to be connected to the...

Page 120: ...e end available both ways is normally set up this way and will function efficiently if these three wires are verified to be connected as shown Note A null modem cable can be made to work by changing t...

Page 121: ...section is not intended as a definitive ALE operations manual that is contained within the SGC HARDLINK ALE documentation ALE is a technology which was defined by the MITRE Corporation a federally fun...

Page 122: ...ng and communicating The ALE controller automatically identifies the best channel to speed connections and to provide optimum performance Quality information on other channels is logged for future ref...

Page 123: ...allows for error free transmission of text files and computer files which include the full ASCII character set The Data Block Message mode is a high speed means of transferring orderwire messages wit...

Page 124: ...as the controller will automatically attempt to select the best channel for an ALE link using as its decision authority the output from the Link Quality Analysis portion of the controller 4 Command p...

Page 125: ...ine J8 18 J 301 4 J8 11 J 301 4 RS 232 Ground J8 3 D 9 1 J8 7 D 9 1 RS 232 Data J8 2 D 9 3 In addition to the information on accessing the SG 2000 serial port which is contained in the serial port ALE...

Page 126: ...99H STORE SCAN CHANNEL TXEMF 9AH TRANSMIT FREQUENCY ALARM CHSCN 9BH START STOP CHANNEL SCAN FQSCN 9CH START STOP FREQUENCY SCAN SPSCN 9DH STEP CHANNEL SCAN SCNPS 9EH SCAN PAUSE ON SQUELCH PWMTR 9FH T...

Page 127: ...al Maritime Distress Signaling System All of these systems use Digital Selective Calling DSC operation In selective calling multiple radio receivers are used on a single frequency as a network configu...

Page 128: ...ost entirely insulated from the COMMAND code sequences which are dealt with at length in this manual Only the initial sections covering installation and set up need be read From that point the softwar...

Page 129: ...to 800 mV RMS B Speaker and headphone output 1 Attach to J505 External speaker option on right side of back panel of the SG 2000 chassis Pin 1 is audio out pin 2 is ground Output level is adjustable b...

Page 130: ...ilable For noise suppression SGC recently introduced the PowerTalk head with ADSP noise suppression 7 Can the SG 2000 be mounted in other than an upright position The SG 2000 head or chassis or comple...

Page 131: ...ctivate or disarm squelch when operating by pressing 3 SQL 21 2 SG 2000 MicroProcessor Reset Procedure SGC recommends that the following procedure not be undertaken by inexper ienced operators This pr...

Page 132: ...time will begin transmitting an emergency beacon on whatever frequency is displayed To send a beacon on the inter national distress frequency 2182 KHz press EMER 2182 alone first then the two buttons...

Page 133: ...SG 2000 MANUAL 126 The SGC Building 13737 S E 26th St Bellevue WA 98005 USA 1995 SGC Inc TEL 206 746 6310 FAX 206 746 6384 depressing the EMER STOP button...

Page 134: ...frequency counter to pin 14 of IC608 and Ground Adjust the trimmer capacitors C639 and C640 to achieve 11 94 MHz 1Hz 5 Adjust R41 and R42 on the LPA to maximum output power fully clock wise 6 Set unit...

Page 135: ...Filter PCB 4 On the AM Filter board disconnect the gray coax cable going to the RF in jack and disconnect the short coax on the AM Filter into J101 on the exciter PCB Tape up the short coax connector...

Page 136: ...ing frequency 2 VCOs The VCOs produce the required frequencies to modulate and mix the audio signal in the unit There are three VCOs in the unit to produce two IF frequencies in the radio 3 PLLs The P...

Page 137: ...or D402 to oscillate with the series capacitance of VD401 and VD402 The series capacitance depends on the potential applied to the diodes VD401 and VD402 The oscillator is then amplified and buffered...

Page 138: ...e by a 4000 to 1 ratio For a 3 Hz deviation on the reference clock there would only be a 0075 Hz deviation on the tone output 21 12 Oven SwitchOn the back of the unit is a switch labelled BAT SW If th...

Page 139: ...limited to a deviation of 3 4 Hz due to the division scheme utilized in the VCOs to correspond to a maximum deviation of 10 Hz on the output of the unit in transmit and on the highest operating marine...

Page 140: ...ransformer T14 and the diode D18 A DC signal proportional to the forward power appears at the node of R71 C103 the reverse power appears at R69 C99 The forward DC representative is then amplified by I...

Page 141: ...e 400 Hz and 1800 Hz Amplitude of the composite audio signal was adjusted to 10 dB above the level required for full power output 150 watt PEP The relative level of the two audio tones was set such th...

Page 142: ...Watts INPUT dB A3J Watts A3H Watts A3A Watts 50 0 0 37 0 3 9 40 0 2 38 7 4 5 30 1 6 50 0 8 0 20 18 0 103 7 37 0 10 131 2 144 5 144 5 0 141 1 147 9 147 9 10 147 9 147 9 147 9 20 147 9 147 9 147 9 0 10...

Page 143: ...er adjustment of the radio should be necessary It is recommended that the operating frequency of the radio be certified by a qualified technician on an annual basis in conjunction with a good preventa...

Page 144: ...SG 2000 MANUAL 137 The SGC Building 13737 S E 26th St Bellevue WA 98005 USA 1995 SGC Inc TEL 206 746 6310 FAX 206 746 6384 TEST EQUIPMENT SET UP FOR SG 2000...

Page 145: ...SG 2000 MANUAL 138 The SGC Building 13737 S E 26th St Bellevue WA 98005 USA 1995 SGC Inc TEL 206 746 6310 FAX 206 746 6384...

Page 146: ...d 1 2 3 4 5 6 7 8 9 10 AUDIO AUDIO DATA DATA GND PTT OVEN 13 6VDC SHLDS ON OFF RED BLK ORE YEL BLU GRN VIO SHLDS SHLD GRY WHT SGC P N 291 310 1 2 3 4 5 6 7 8 9 10 AUDIO AUDIO SHLDS DATA DATA ON OFF PT...

Page 147: ...ol head 1 2 3 4 5 6 7 8 9 10 AUDIO AUDIO SHLDS DATA DATA ON OFF PTT GND 13 6VDC WHT GRY SHLDS VIO GRN BLU YEL ORE BLK SHLD RED OVEN TO HEAD SGC P N 291 310 CUSTOM CABLE SGC P N 881 017 J20100155 CABLE...

Page 148: ...FLAT RIBBON CABLE FLUSH WITH SIDE OF CONECTOR RED YEL VIO BRN ORE BLU GRN GRY WHT BLK RED YEL VIO BRN ORE BLU GRN GRY WHT BLK TOP VIEW 13 6VDC 13 6VDC 13 6VDC NOISE BLANKER OPT 10VG GND GND 13 6VSW 13...

Page 149: ...SG 2000 MANUAL 142 The SGC Building 13737 S E 26th St Bellevue WA 98005 USA 1995 SGC Inc TEL 206 746 6310 FAX 206 746 6384 Front panel microphone connector assembly and connection...

Page 150: ...io coming out of the speaker of the SG 2000 make sure that SQL is off and that the SPK speaker is indicated on the front panel Remember the external speaker jack on the rear panel of the SG 2000 is ac...

Page 151: ...he SG 2000 scan between them These are designated LC and UC on the left hand side of the LCD display To remove the frequency scan brackets and restore the radio to scanning in both directions proceed...

Page 152: ...required documentation for testing and trouble shooting the Exciter subassembly 23 1 1 Required Testing Equipment S N Meter Frequency Counter RF in line voltmeter RF Signal Generator Audio Signal Gen...

Page 153: ...s the signal and passes it through the side band filter or an optional filter depending on which mode or option the radio is configured for The IF amplifier transfers the signal to the demodulator IC2...

Page 154: ...transmit level to the level needed to drive the LPA 23 1 3 Test Setup Make a visual inspection Look for quality defects Check all electrolytic capacitors diodes transistors IC s solder bridges etc Us...

Page 155: ...O 4 10 7 Oscillator Set radio in USB and A3J mode Check for 4 8 VDC to 5 1 VDC on L416 Note that the 10 7 oscillator is disabled and there is no voltage on L416 only if the radio is in receiving A3H m...

Page 156: ...cy counter to TP401 use an X1 probe on the frequency counter High VCO Check Set radio frequency to 29 9999 MHz The scope should read 1 0 5 Vpp Adjust L401 for 7 0 volts 0 2 VDC Set radio frequency to...

Page 157: ...08 coupled with a High pass filter composed of L121 L127 The left side edge of their graphed band pass coincide The result is a band pass filter with the limits at 82 MHz and 86 MHz The 82 MHz filter...

Page 158: ...MHz and Displayed Frequencies Relationship Note This test will show the band position of the 82 MHz filter used by the first intermediate frequency It is not intended as a routine testing procedure b...

Page 159: ...hould read 20 to 25 dB 08 05 VRMS The difference between the 5 V RF In reading and no RF In reading should be 15 dB If not repeat steps above or refer to the troubleshooting section Turn the power sup...

Page 160: ...to the second graph described in the 82 MHz filter calibration section above In the event of failure check for shorts and bad components 23 1 9 AM Mode Alignment Note This step should be done after su...

Page 161: ...lding 13737 S E 26th St Bellevue WA 98005 USA 1995 SGC Inc TEL 206 746 6310 FAX 206 746 6384 Decrease the RF In to 5 V and verify that S N in A3J did not change In the event of failure refer to the Re...

Page 162: ...urn the attenuator off and replace the RF generator with the dummy load Change mode of transmit on radio to A3J Monitor IC101 pin 1 with a voltmeter Key the radio in transmit The voltage on IC101 pin...

Page 163: ...RF Generator to 5 V 10 001 0 KHz Set the receiver to 10 000 0 KHz A3J VOC USB A tone should be heard and monitored on speaker and oscilloscope The following values should be read at J503 and J504 pin...

Page 164: ...B VOC 10 MHz 23 1 16 Microphone Level Adjustment Inject 1 KHz 30 mV RMS into the mic jack on the head Key the radio in transmit and verify with a scope the following levels J504 pin 9 and 10 to GND 1...

Page 165: ...nsmit Alignment With the radio in 10 MHz CW USB key the radio and verify a level of 150 mVpp 300 mVpp for Exciter boards of Rev G and earlier on TP302 If a different level is shown repeat Microphone a...

Page 166: ...n the radio on in receive 30 0 MHz CW USB and connect a 50 dummy load to the Exciter RF Out J102 Key the radio in transmit and adjust L108 L109 and L110 to maximum signal on the Collector pin of Q103...

Page 167: ...SG 2000 MANUAL 160 The SGC Building 13737 S E 26th St Bellevue WA 98005 USA 1995 SGC Inc TEL 206 746 6310 FAX 206 746 6384 IC208 pin 2 2 7 1 VDC at HI power...

Page 168: ...pressed EMER press momentarily The alarm generator can be stopped at any time by pressing the EMER key 23 1 25 Power Failure Recovery Check With the radio in receive turn the power supply off Wait two...

Page 169: ...e frequency is different than the value expected at TP403 for VCO4 TP401 for VCO1 TP402 for VCO2 and the voltage at TP603 and TP601 is zero or 8 VDC Check the values of components check for shorts che...

Page 170: ...Repeat the above procedure for any of the VCOs 23 1 28 Voltage Values for the Exciter PCB Measurements in the following table were made under the following conditions Receive 10 MHz A3J USB VOC 32 mV...

Page 171: ...1 Tx 7 2 V 7 3 V 112 Rx 1 3 V 1 4 V 112 Tx 1 4 V 1 4 V 113 0 0 V 0 0 V 114 0 0 V 0 0 V 115 Tx 9 8 V 9 8 V 201 Rx 2 2 V 2 2 V 201 Tx 3 1 V 3 1 V 202 Rx 4 9 V 4 9 V 202 Tx 5 0 V 5 0 V 203 A3H 7 2 V 7 2...

Page 172: ...A3H 5 6 V 5 6 V 313 Tx A3A 5 6 V 5 6 V 313 Rx 6 8 V 6 8 V 401 Rx Tx 3 5 V 3 5 V 402 Rx Tx 1 5 V 1 5 V 403 Rx Tx 5 4 V 5 4 V 404 Rx Tx 2 3 V 2 3 V 405 Rx Tx 1 4 V 1 4 V 406 Rx Tx 0 0 V 0 0 V 407 Rx Tx...

Page 173: ...111 Rx 4 0 Vpp 4 0 Vpp 112 Rx 95 mVpp 95 mVpp 113 Rx 900 mVpp 900 mVpp 113 Tx 50 mVpp 30 mVpp 114 Rx 1 1 Vpp 1 1 Vpp 114 Rx A3J 90 mVpp 50 mVpp 114 Tx A3H No Mic 60 mVpp 30 mVpp 114 Tx A3A No Mic 30...

Page 174: ...11 Tx A3A 50 mVpp 30 mVpp 313 Tx A3H 85 mVpp 60 mVpp 314 Rx 5 V RF In 3 Vpp 3 Vpp 315 Tx 3 V RF In 1 5 Vpp 600 mVpp 401 Rx Tx 400 mVpp 400 mVpp 403 Rx Tx 1 4 Vpp 1 4 Vpp 404 Rx Tx 800 mVpp 800 mVpp 40...

Page 175: ...SG 2000 MANUAL 168 The SGC Building 13737 S E 26th St Bellevue WA 98005 USA 1995 SGC Inc TEL 206 746 6310 FAX 206 746 6384 J30100920 sh 1...

Page 176: ...SG 2000 MANUAL 169 The SGC Building 13737 S E 26th St Bellevue WA 98005 USA 1995 SGC Inc TEL 206 746 6310 FAX 206 746 6384 J30100920 sh 2...

Page 177: ...SG 2000 MANUAL 170 The SGC Building 13737 S E 26th St Bellevue WA 98005 USA 1995 SGC Inc TEL 206 746 6310 FAX 206 746 6384 J30100920 sh 3...

Page 178: ...SG 2000 MANUAL 171 The SGC Building 13737 S E 26th St Bellevue WA 98005 USA 1995 SGC Inc TEL 206 746 6310 FAX 206 746 6384 J30100920 sh 4...

Page 179: ...SG 2000 MANUAL 172 The SGC Building 13737 S E 26th St Bellevue WA 98005 USA 1995 SGC Inc TEL 206 746 6310 FAX 206 746 6384 J30100920 sh 5...

Page 180: ...SG 2000 MANUAL 173 The SGC Building 13737 S E 26th St Bellevue WA 98005 USA 1995 SGC Inc TEL 206 746 6310 FAX 206 746 6384 J30100920 sh 6...

Page 181: ...nal amplifier containing transistors Q6 Q7 Q10 and Q11 The signal is recombined and sent to the filter section Note the final amplifiers get power directly from the power supply The filter section is...

Page 182: ...larity Check for any solder bridges Ensure R21 is not touching the PCB Install any missing parts except IC3 IC4 F1 F2 and F3 Check the orientation of transistors and other parts Check the wires on T10...

Page 183: ...imately 2 0 M IC5 pin 7 approximately 2 0 M Fuse F3 output 1 0 M Collector Q6 Q7 Q10 Q11 500 K Base Q6 Q7 Q10 Q11 11 2 Pin 4 of IC2 400 Base Q2 and Q3 23 23 2 4 Voltage Protection Rev E Boards ONLY No...

Page 184: ...SG 2000 MANUAL 177 The SGC Building 13737 S E 26th St Bellevue WA 98005 USA 1995 SGC Inc TEL 206 746 6310 FAX 206 746 6384 Reduce the voltage to zero and turn off the power supply...

Page 185: ...ff the power supply 23 2 5 Filter Bands Sweep This test will check for the upper edge of the 6 low pass filters by sweeping them using the Tracking Generator and Spectrum Analyzer Compare the values d...

Page 186: ...lignment Disconnect Spectrum Analyzer and Tracking Generator Connect LPA RF Out to a 250 W wattmeter and then to a 50 dummy load antenna 30 dB attenuator The output of the attenuator goes to the scope...

Page 187: ...Preset levels for Low and High power out are adjustable form R41 and R42 and control the amount of signal the IC8 attenuator on the Exciter lets reach the LPA therefore the amount of RF Out reaching t...

Page 188: ...in 1 will go higher and 3 to IC4 to pull pin 13 low to start the fan running 70 5 C high temperature trigger 1 the fan will continue running 2 IC4 pin 15 will go low which will switch the radio to Low...

Page 189: ...SG 2000 MANUAL 182 The SGC Building 13737 S E 26th St Bellevue WA 98005 USA 1995 SGC Inc TEL 206 746 6310 FAX 206 746 6384 Turn power supply off...

Page 190: ...board provides the keypad board interface volume control micro phone amplifier display interface and back light control The circuit can be seen on schematic J30100910 Information is received from the...

Page 191: ...n the Ohms position Check for short circuits on the VREF 5VG 5V 8VG 13 6VSW and OVEN lines Connect SG 2000 remote head cable from J503 on the SG 2000 to J1 on the display board under test Connect exte...

Page 192: ...SG 2000 MANUAL 185 The SGC Building 13737 S E 26th St Bellevue WA 98005 USA 1995 SGC Inc TEL 206 746 6310 FAX 206 746 6384 Voltage Check Turn power on...

Page 193: ...xcept for the following three The POWER key functions as normal The VOL key starts the sequence or resumes the sequence if paused The six key pauses the sequence Press the VOL key to start the sequenc...

Page 194: ...1 KHz Amplitude 0 VRMS 23 3 6 S Meter Test Adjust the amplitude of the audio signal generator for a full scale reading on the S meter Full scale should correspond with a 10 dB increase from a 0 no seg...

Page 195: ...aker is enabled signal should be a clean sine wave SPKR 8 Vpp to 10Vpp If test failed check for the following levels IC11 Pin 9 05 Vpp IC11 Pin 10 05 Vpp IC11 Pin 8 540 mVpp IC16 Pin 8 540 mVpp IC16 P...

Page 196: ...new squelch level which will take effect if no other button is pushed for 6 seconds Audible beep after 6 seconds Confirmation that the last displayed number is the new squelch setting SQL Toggles the...

Page 197: ...pply Disconnect the Display RX Audio Test Fixture Transmit Tests 23 3 11 Microphone Enabling Test Connect the microphone and speaker cables from the test head to J4 and J5 respectively Turn on the pow...

Page 198: ...They remain set as shipped from factory For VRMS 1 KHz sinusoidal without voice compressor on microphone input J4 the reading on pins 9 and 10 of J1 should be 1 5 VRMS For VRMS 1 KHz sinusoidal with...

Page 199: ...PU bare board sample Head CPU functional sample Known good set of socketed ICs 23 4 2 Circuit Description The Head Processor CPU is a one page schematic J30100935 The Head Processor board uses the sam...

Page 200: ...cessor board under test Install the SGC 6805 Processor Ports Test Chip in the IC16 socket on the CPU Install the MicroProcessor chip in IC9 and all other socketed ICs Turn on Ports Test power switch T...

Page 201: ...urn on Releasing SW5 will return to original stage RS 232 Data In Check Main CPU only Press SW3 RS 232 Sin IC8 pin 2 should go to 0 VDC from pulsing SG 2000 Data In check Press SW4 SG 2000 Sin IC8 pin...

Page 202: ...the same performance 23 4 7 Operational Test Remove the CPU from the Ports Test Board and replace IC16 with normal software Connect the CPU through an extension cable to the SG 2000 s head for Head C...

Page 203: ...P2 X L H L H A5 P3 X L L H H Y3 P7 H H H H L Outputs Inputs Truth Table IC3B G P15 H L L L L A6 P14 X L H L H A7 P13 X L L H H Y2 P10 H H H L H Y3 P9 H H H H L Outputs Inputs IC4 is a Quad 2 Input NA...

Page 204: ...e high impedance TTL compatible input lines used to address the ACIA The ACIA is selected when CS0 and CS1 are high and CS2 bar is low Transfers to and from the ACIA are then performed under the contr...

Page 205: ...IC15 is a Tri State Octal D Type Latch 74HC373 Data is received on pins 7 14 8 13 4 17 3 and 18 which correspond to data lines B0 through B7 respectively Data is output on pins 6 15 9 12 5 16 2 and 19...

Page 206: ...1 Pre Rack 1 Tests The following are the tests performed on each SG 2000 before going on Rack 1 for 12 hours of continuous 100 W CW transmitting on 1 9 MHz into our light bulb antenna load Serial num...

Page 207: ...sensitivity check ALC 150 50 W transmit adjustment Carrier insertion check and adjustment 150 50 W transmit adjustment Head functions check Communication with SGC Base Station 11 94 oscillator check a...

Page 208: ...chematic J30100930 sh 2 of 2 Page 193 Microprocessor Head Schematic J30100935 sh 1 of 1 Page 194 Mic In Schematic J30100913 sh 1 of 1 Page 195 AM Rejection Filter Schematic J30100921 sh 1 of 1 Page 19...

Page 209: ...SG 2000 MANUAL 202 The SGC Building 13737 S E 26th St Bellevue WA 98005 USA 1995 SGC Inc TEL 206 746 6310 FAX 206 746 6384 J30100920 sh 1 of 6...

Page 210: ...SG 2000 MANUAL 203 The SGC Building 13737 S E 26th St Bellevue WA 98005 USA 1995 SGC Inc TEL 206 746 6310 FAX 206 746 6384 J30100920 sh 2 of 6...

Page 211: ...SG 2000 MANUAL 204 The SGC Building 13737 S E 26th St Bellevue WA 98005 USA 1995 SGC Inc TEL 206 746 6310 FAX 206 746 6384 J30100920 sh 3 of 6...

Page 212: ...SG 2000 MANUAL 205 The SGC Building 13737 S E 26th St Bellevue WA 98005 USA 1995 SGC Inc TEL 206 746 6310 FAX 206 746 6384 J30100920 sh 4 of 6...

Page 213: ...SG 2000 MANUAL 206 The SGC Building 13737 S E 26th St Bellevue WA 98005 USA 1995 SGC Inc TEL 206 746 6310 FAX 206 746 6384 J30100920 sh 5 of 6...

Page 214: ...SG 2000 MANUAL 207 The SGC Building 13737 S E 26th St Bellevue WA 98005 USA 1995 SGC Inc TEL 206 746 6310 FAX 206 746 6384 J30100920 sh 6 of 6...

Page 215: ...SG 2000 MANUAL 208 The SGC Building 13737 S E 26th St Bellevue WA 98005 USA 1995 SGC Inc TEL 206 746 6310 FAX 206 746 6384 J30100500 sh 1 of 2...

Page 216: ...SG 2000 MANUAL 209 The SGC Building 13737 S E 26th St Bellevue WA 98005 USA 1995 SGC Inc TEL 206 746 6310 FAX 206 746 6384 J30100500 sh 2 of 2...

Page 217: ...SG 2000 MANUAL 210 The SGC Building 13737 S E 26th St Bellevue WA 98005 USA 1995 SGC Inc TEL 206 746 6310 FAX 206 746 6384 J30100910 sh 1 of 2...

Page 218: ...SG 2000 MANUAL 211 The SGC Building 13737 S E 26th St Bellevue WA 98005 USA 1995 SGC Inc TEL 206 746 6310 FAX 206 746 6384 J30100910 sh 2 of 2...

Page 219: ...SG 2000 MANUAL 212 The SGC Building 13737 S E 26th St Bellevue WA 98005 USA 1995 SGC Inc TEL 206 746 6310 FAX 206 746 6384 J30100930 sh 1 of 2...

Page 220: ...SG 2000 MANUAL 213 The SGC Building 13737 S E 26th St Bellevue WA 98005 USA 1995 SGC Inc TEL 206 746 6310 FAX 206 746 6384 J30100930 sh 2 of 2...

Page 221: ...SG 2000 MANUAL 214 The SGC Building 13737 S E 26th St Bellevue WA 98005 USA 1995 SGC Inc TEL 206 746 6310 FAX 206 746 6384 J30100935 sh 1 of 1...

Page 222: ...SG 2000 MANUAL 215 The SGC Building 13737 S E 26th St Bellevue WA 98005 USA 1995 SGC Inc TEL 206 746 6310 FAX 206 746 6384 J30100913 sh 1 of 1...

Page 223: ...SG 2000 MANUAL 216 The SGC Building 13737 S E 26th St Bellevue WA 98005 USA 1995 SGC Inc TEL 206 746 6310 FAX 206 746 6384 J30100921 sh 1 of 1...

Page 224: ...SG 2000 MANUAL 217 The SGC Building 13737 S E 26th St Bellevue WA 98005 USA 1995 SGC Inc TEL 206 746 6310 FAX 206 746 6384 J40100920 1...

Page 225: ...SG 2000 MANUAL 218 The SGC Building 13737 S E 26th St Bellevue WA 98005 USA 1995 SGC Inc TEL 206 746 6310 FAX 206 746 6384 J40100920 2...

Page 226: ...SG 2000 MANUAL 219 The SGC Building 13737 S E 26th St Bellevue WA 98005 USA 1995 SGC Inc TEL 206 746 6310 FAX 206 746 6384 J40100920 3...

Page 227: ...SG 2000 MANUAL 220 The SGC Building 13737 S E 26th St Bellevue WA 98005 USA 1995 SGC Inc TEL 206 746 6310 FAX 206 746 6384 J40100920 4...

Page 228: ...SG 2000 MANUAL 221 The SGC Building 13737 S E 26th St Bellevue WA 98005 USA 1995 SGC Inc TEL 206 746 6310 FAX 206 746 6384 J40100500...

Page 229: ...SG 2000 MANUAL 222 The SGC Building 13737 S E 26th St Bellevue WA 98005 USA 1995 SGC Inc TEL 206 746 6310 FAX 206 746 6384 J40100910...

Page 230: ...SG 2000 MANUAL 223 The SGC Building 13737 S E 26th St Bellevue WA 98005 USA 1995 SGC Inc TEL 206 746 6310 FAX 206 746 6384 J40100935...

Page 231: ...SG 2000 MANUAL 224 The SGC Building 13737 S E 26th St Bellevue WA 98005 USA 1995 SGC Inc TEL 206 746 6310 FAX 206 746 6384 J40100930...

Page 232: ...SG 2000 MANUAL 225 The SGC Building 13737 S E 26th St Bellevue WA 98005 USA 1995 SGC Inc TEL 206 746 6310 FAX 206 746 6384 J20100200...

Page 233: ...SG 2000 MANUAL 226 The SGC Building 13737 S E 26th St Bellevue WA 98005 USA 1995 SGC Inc TEL 206 746 6310 FAX 206 746 6384 J40100300...

Page 234: ...SG 2000 MANUAL 227 The SGC Building 13737 S E 26th St Bellevue WA 98005 USA 1995 SGC Inc TEL 206 746 6310 FAX 206 746 6384 J40100550...

Page 235: ...SG 2000 MANUAL 228 The SGC Building 13737 S E 26th St Bellevue WA 98005 USA 1995 SGC Inc TEL 206 746 6310 FAX 206 746 6384 J40100920...

Page 236: ...SG 2000 MANUAL 229 The SGC Building 13737 S E 26th St Bellevue WA 98005 USA 1995 SGC Inc TEL 206 746 6310 FAX 206 746 6384 J40100500 Block Diagram...

Page 237: ...SG 2000 MANUAL 230 The SGC Building 13737 S E 26th St Bellevue WA 98005 USA 1995 SGC Inc TEL 206 746 6310 FAX 206 746 6384 J40100930 935...

Page 238: ...nas 36 BASIC FUNCTIONS 44 Basic Tune up Procedure Alignment 112 Battery Installation Main CPU only 173 Beep 58 72 Begin Scanning 66 Broadcast Band Filter 108 Button Functions 170 Cabling 30 Carbon Mic...

Page 239: ...Frequency Scan 42 Front Panel 43 Front Panel Controls 52 Front Panel Display 49 FWD 50 FWD SWR 58 73 General Description of SG 2000 1 GPS Software 15 Ham Radio Use 48 Hard Disk Installation 90 HEAD CP...

Page 240: ...l 70 Program User Channel into Memory 63 Programmed Scan 42 Programming 63 PWR Hi Lo 55 QMS Recommended for Mobile Use 39 Rack Mount Kit Installation 24 Radio Licenses 19 Rate 58 RCV 49 Recall a Selec...

Page 241: ...Clipping Level Check 169 Speaker Level Check 167 Spk 54 127 SQL 54 127 SQL Level 57 Squelch Scale Recalibration 110 Squelch Test 168 SSB Alignment 136 SSB Transmit Alignment 141 Standard Features 4 S...

Page 242: ...SG 2000 MANUAL 235 The SGC Building 13737 S E 26th St Bellevue WA 98005 USA 1995 SGC Inc TEL 206 746 6310 FAX 206 746 6384...

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